1&period;The material is stainless steel of SUS304 to create a clear product&period;2&period;The air is full of the package so there is no need to add any preservative and additive&period;The product is more pollution-free&period;3&period;Its wide application scope promise a suitable eating habit to all customers from different countries&period;4&period;The performance price ratio is very high and the energy consumption is very reasonable&period;It's quite environment-friendly&period;5&period;The ratio of full package is very high ensuring a high quality output&period;